Geologic map of Illinois

Title
  1. Geologic map of Illinois / compiled by H. B. Willman and others.
Published by
  1. Urbana : State of Illinois, Department of Registration and Education, Illinois State Geological Survey, 1967.
Author
  1. Willman, H. B. (Harold Bowen), 1901-

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Details

Additional authors
  1. Illinois State Geological Survey.
Description
  1. 1 map : color; 142 x 100 cm, folded in envelope 31 x 23 cm
Subject
  1. Geological maps
  2. Geology > Illinois > Maps
  3. Géologie > États-Unis > Illinois > Cartes
  4. Illinois > Maps
  5. États-Unis > Illinois > Cartes
Genre/Form
  1. Geological maps.
  2. Maps.
Owning institution
  1. Columbia University Libraries
Note
  1. Relief shown by spot heights.
  2. "Base map by U.S. Geological Survey."
  3. Includes 2 col. stratigraphic sections and 3 col. cross sections.
  4. Insets: Structure on top of Galena group and index to cross-sections -- Glacial map -- Thickness of surficial deposits -- Sub-St. Peter geologic map -- Sub-Middle and Upper Devonian geologic map -- Sub-Pennsylvanian geologic map.